Pith Number

pith:3Y4QUDWA

pith:2018:3Y4QUDWA6H6KDWRMTLBK5DZFYJ

not attested not anchored not stored refs pending

Online Embedding Compression for Text Classification using Low Rank Matrix Factorization

Angeliki Metallinou, Anish Acharya, Inderjit Dhillon, Rahul Goel

arxiv:1811.00641 v1 · 2018-11-01 · cs.LG · cs.CL · cs.NA · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3Y4QUDWA6H6KDWRMTLBK5DZFYJ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:01:42.610010Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de390a0ec0f1fca1da2c9ac2ae8f25c254442d1237632c88e4fbb4e0a682a03f

Aliases

arxiv: 1811.00641 · arxiv_version: 1811.00641v1 · doi: 10.48550/arxiv.1811.00641 · pith_short_12: 3Y4QUDWA6H6K · pith_short_16: 3Y4QUDWA6H6KDWRM · pith_short_8: 3Y4QUDWA

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/3Y4QUDWA6H6KDWRMTLBK5DZFYJ \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: de390a0ec0f1fca1da2c9ac2ae8f25c254442d1237632c88e4fbb4e0a682a03f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ccb03d5b8818a2fcec88aaa8798710e4e03effc41a2df4878da435f4f54b04e2",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.NA",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-11-01T21:38:18Z",
    "title_canon_sha256": "cb9c6428704496b0a199f2ccd486e8d419b3bc8af29290a0c06c8f4f6e6bb9f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.00641",
    "kind": "arxiv",
    "version": 1
  }
}